diff options
| author |  Enrico Tassi <gareuselesinge@debian.org> | 2015-01-25 14:42:51 +0100 |
|---|---|---|
| committer | Enrico Tassi <gareuselesinge@debian.org> | 2015-01-25 14:42:51 +0100 |
| commit | 7cfc4e5146be5666419451bdd516f1f3f264d24a (patch) | |
| tree | e4197645da03dc3c7cc84e434cc31d0a0cca7056 /test-suite/bugs/opened/1811.v | |
| parent | 420f78b2caeaaddc6fe484565b2d0e49c66888e5 (diff) | |
Imported Upstream version 8.5~beta1+dfsg
Diffstat (limited to 'test-suite/bugs/opened/1811.v')
| -rw-r--r-- | test-suite/bugs/opened/1811.v | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/test-suite/bugs/opened/1811.v b/test-suite/bugs/opened/1811.v new file mode 100644 index 00000000..10c988fc --- /dev/null +++ b/test-suite/bugs/opened/1811.v @@ -0,0 +1,10 @@ +Require Export Bool. + +Lemma neg2xor : forall b, xorb true b = negb b. +Proof. auto. Qed. + +Goal forall b1 b2, (negb b1 = b2) -> xorb true b1 = b2. +Proof. + intros b1 b2. + Fail rewrite neg2xor. +Abort.
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